#include <babeltrace/ctf-ir/event-types-internal.h>
#include <babeltrace/ctf-ir/event-internal.h>
#include <babeltrace/ctf-ir/stream-class.h>
-#include <babeltrace/ctf-ir/stream-class-internal.h>
#include <babeltrace/ctf-ir/trace-internal.h>
#include <babeltrace/compiler.h>
void bt_ctf_event_class_destroy(struct bt_ctf_ref *ref);
static
void bt_ctf_event_destroy(struct bt_ctf_ref *ref);
-static
-int set_integer_field_value(struct bt_ctf_field *field, uint64_t value);
struct bt_ctf_event_class *bt_ctf_event_class_create(const char *name)
{
bt_ctf_event_class_get(event_class);
bt_ctf_event_class_freeze(event_class);
event->event_class = event_class;
-
- assert(event_class->stream_class);
- assert(event_class->stream_class->event_header_type);
-
- event->event_header = bt_ctf_field_create(
- event_class->stream_class->event_header_type);
- if (!event->event_header) {
- goto error_destroy;
- }
if (event_class->context) {
event->context_payload = bt_ctf_field_create(
event_class->context);
- if (!event->context_payload) {
- goto error_destroy;
- }
}
event->fields_payload = bt_ctf_field_create(event_class->fields);
- if (!event->fields_payload) {
- goto error_destroy;
- }
end:
- /*
- * Freeze the stream class since the event header must not be changed
- * anymore.
- */
- bt_ctf_stream_class_freeze(event_class->stream_class);
return event;
-error_destroy:
- bt_ctf_event_destroy(&event->ref_count);
- return NULL;
}
struct bt_ctf_event_class *bt_ctf_event_get_class(struct bt_ctf_event *event)
return field;
}
-struct bt_ctf_field *bt_ctf_event_get_event_header(
- struct bt_ctf_event *event)
-{
- struct bt_ctf_field *header = NULL;
-
- if (!event || !event->event_header) {
- goto end;
- }
-
- header = event->event_header;
- bt_ctf_field_get(header);
-end:
- return header;
-}
-
-int bt_ctf_event_set_event_header(struct bt_ctf_event *event,
- struct bt_ctf_field *header)
-{
- int ret = 0;
- struct bt_ctf_field_type *field_type = NULL;
-
- if (!event || !header) {
- ret = -1;
- goto end;
- }
-
- /* Could be NULL since an event class doesn't own a stream class */
- if (!event->event_class->stream_class) {
- ret = -1;
- goto end;
- }
-
- /*
- * Ensure the provided header's type matches the one registered to the
- * stream class.
- */
- field_type = bt_ctf_field_get_type(header);
- if (field_type != event->event_class->stream_class->event_header_type) {
- ret = -1;
- goto end;
- }
-
- bt_ctf_field_get(header);
- bt_ctf_field_put(event->event_header);
- event->event_header = header;
-end:
- if (field_type) {
- bt_ctf_field_type_put(field_type);
- }
- return ret;
-}
-
struct bt_ctf_field *bt_ctf_event_get_event_context(
struct bt_ctf_event *event)
{
if (event->event_class) {
bt_ctf_event_class_put(event->event_class);
}
- if (event->event_header) {
- bt_ctf_field_put(event->event_header);
- }
if (event->context_payload) {
bt_ctf_field_put(event->context_payload);
}
g_free(event);
}
-static
-int set_integer_field_value(struct bt_ctf_field* field, uint64_t value)
-{
- int ret = 0;
- struct bt_ctf_field_type *field_type = NULL;
-
- if (!field) {
- ret = -1;
- goto end;
- }
-
- if (!bt_ctf_field_validate(field)) {
- /* Payload already set, skip! (not an error) */
- goto end;
- }
-
- field_type = bt_ctf_field_get_type(field);
- assert(field_type);
-
- if (bt_ctf_field_type_get_type_id(field_type) != CTF_TYPE_INTEGER) {
- /* Not an integer and the value is unset, error. */
- ret = -1;
- goto end;
- }
-
- if (bt_ctf_field_type_integer_get_signed(field_type)) {
- ret = bt_ctf_field_signed_integer_set_value(field, (int64_t) value);
- if (ret) {
- /* Value is out of range, error. */
- goto end;
- }
- } else {
- ret = bt_ctf_field_unsigned_integer_set_value(field, value);
- if (ret) {
- /* Value is out of range, error. */
- goto end;
- }
- }
-end:
- bt_ctf_field_type_put(field_type);
- return ret;
-}
-
BT_HIDDEN
void bt_ctf_event_class_freeze(struct bt_ctf_event_class *event_class)
{
context->current_indentation_level = 1;
g_string_assign(context->field_name, "");
- g_string_append_printf(context->string,
- "event {\n\tname = \"%s\";\n\tid = %u;\n\tstream_id = %" PRId64 ";\n",
+ g_string_append_printf(context->string, "event {\n\tname = \"%s\";\n\tid = %u;\n\tstream_id = %" PRId64 ";\n",
g_quark_to_string(event_class->name),
event_class->id,
stream_id);
int ret;
assert(event);
- ret = bt_ctf_field_validate(event->event_header);
- if (ret) {
- goto end;
- }
-
ret = bt_ctf_field_validate(event->fields_payload);
if (ret) {
goto end;
assert(event);
return event->timestamp;
}
-
-BT_HIDDEN
-int bt_ctf_event_populate_event_header(struct bt_ctf_event *event)
-{
- int ret = 0;
- struct bt_ctf_field *id_field = NULL, *timestamp_field = NULL;
-
- if (!event) {
- ret = -1;
- goto end;
- }
-
- id_field = bt_ctf_field_structure_get_field(event->event_header, "id");
- if (id_field) {
- ret = set_integer_field_value(id_field,
- (uint64_t) event->event_class->id);
- if (ret) {
- goto end;
- }
- }
-
- timestamp_field = bt_ctf_field_structure_get_field(event->event_header,
- "timestamp");
- if (timestamp_field) {
- ret = set_integer_field_value(timestamp_field,
- (uint64_t) event->timestamp);
- if (ret) {
- goto end;
- }
- }
-end:
- if (id_field) {
- bt_ctf_field_put(id_field);
- }
- if (timestamp_field) {
- bt_ctf_field_put(timestamp_field);
- }
- return ret;
-}
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